发动机引气问题是影响航线飞机放行的常见故障。本文从CFM56-3C发动机引气故障现象出发,通过排故的实际过程,系统分析了故障产生的原因,并提出了判断和排除此类故障的一般方法,对航线人员的排故思路有一定的指导作用。 The engine bleed problem is a common failure that affects the release of a route aircraft. In this paper, starting from the phenomenon of CFM56-3C engine bleed air, through the actual process of troubleshooting, systematically analyzed the causes of the fault, and put forward the general method of judging and troubleshooting, there is a certain train of thought on the route staff Guidance.